package com.mark.design.principle.dependenceinversion;

import lombok.extern.slf4j.Slf4j;

/**
 * 底层
 * author:Mark
 * date:2018/8/19  22:22
 */
@Slf4j
public class Mark {
    private ICourse iCourse;

    public void setiCourse(ICourse iCourse) {
        this.iCourse = iCourse;
    }
    public void studyImoocCourse(){
        iCourse.studyCourse();
    }
}
